Computer science assignment, please use C++ and Opencv to finish it

#include "RandomGenerator.h" #include <ctime> // std::time #include <algorithm> #include <iostream> RandomGenerator::RandomGenerator(void) { /***************** Pre-store the available moving direction or child of current tree ********/ /* 0 1 2 */ /* 3 4 5 */ /* 6 7 8 */ /***************** The order is left, bottom, right, top ***********************************/ moving_directions[0].push_back(3); //for each position, tell the piece-8 which one in the array that it can be swapped with. // So only two pieces are considered each time, when the piece-8 is moving. moving_directions[0].push_back(1); moving_directions[1].push_back(0); moving_directions[1].push_back(4); moving_directions[1].push_back(2); moving_directions[2].push_back(1); moving_directions[2].push_back(5); moving_directions[3].push_back(6); moving_directions[3].push_back(4); moving_directions[3].push_back(0); moving_directions[4].push_back(3); moving_directions[4].push_back(7); moving_directions[4].push_back(5); moving_directions[4].push_back(1); moving_directions[5].push_back(4); moving_directions[5].push_back(8); moving_directions[5].push_back(2); moving_directions[6].push_back(7); moving_directions[6].push_back(3); moving_directions[7].push_back(6); moving_directions[7].push_back(8); moving_directions[7].push_back(4); moving_directions[8].push_back(7); moving_directions[8].push_back(5); } RandomGenerator::~RandomGenerator(void) { } /*Generate the random sequence based on moving from goal status*/ void RandomGenerator::getRandomSeq(int* num, int steps) { int cur_pos = 8; //The position of the 8-piece int swap_pos; //The position that is used to be swapped with the 8-piece int temp; //Used for data swap int choices; //The number of choiece for different positions of 8-piece int x; //The choice randomly made from different choieces srand(time(NULL)); for(int i = 0; i < steps; i++) { int choices = moving_directions[cur_pos].size(); x = rand() % choices; swap_pos = moving_directions[cur_pos][x]; temp = num[cur_pos]; num[cur_pos] = num[swap_pos]; num[swap_pos] = temp; cur_pos = swap_pos; } } /*Purely generate random number, not gurantee it has a solution*/ void RandomGenerator::getRandomSeq2(int* num) { std::srand ( unsigned ( std::time(0) ) ); std::vector<int> myvector; for (int i = 0; i < 9; i++) myvector.push_back(i); // 0 1 2 3 4 5 6 7 8 // using built-in random generator: std::random_shuffle ( myvector.begin(), myvector.end() ); int idx = 0; for (std::vector<int>::iterator it=myvector.begin(); it!=myvector.end(); ++it) { num[idx] = *it; idx++; } };